Optical grain sorter



FIG. 1 is a perspective view of an optical grain sorter showing our new design;

FIG. 2 is a front view of the optical grain sorter of FIG. 1;

FIG. 3 is a rear view of the optical grain sorter of FIG. 1;

FIG. 4 is a left side view of the optical grain sorter of FIG. 1;

FIG. 5 is a right side view of the optical grain sorter of FIG. 1;

FIG. 6 is a top plan view of the optical grain sorter of FIG. 1; and,

FIG. 7 is a bottom plan view of the optical grain sorter of FIG. 1.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for an optical grain sorter, as shown and described. 